Inventor · disambiguated record
Toshiyuki Ishizaki
Also filed as: ISHIZAKI TOSHIYUKI
9 granted patents·2 pending applications·37 citations·filing 2002–2017
83Inventor score
Top patents by PatentIndex Score
11 records- 0189US7182870B2Hollow fiber membrane and method of producing the sameTORAY INDUSTRIES·Filed 2005·Granted Feb 27, 2007·21 cites·12 claims
- 0288US9901883B2Porous hollow fiber membraneTORAY INDUSTRIES·Filed 2015·Granted Feb 27, 2018·5 cites·8 claims
- 0380US7504034B2Hollow fiber membrane and method of producing the sameTORAY INDUSTRIES·Filed 2006·Granted Mar 17, 2009·8 cites·8 claims
- 0467US7851024B2Porous membrane and method for manufacturing the sameTORAY INDUSTRIES·Filed 2006·Granted Dec 14, 2010·3 cites·1 claims
- 0554US10456753B2Porous hollow fiber membraneTORAY INDUSTRIES·Filed 2016·Granted Oct 29, 2019·0 cites·6 claims
- 0648US11077407B2Porous hollow-fiber membrane and production process thereforTORAY INDUSTRIES·Filed 2017·Granted Aug 3, 2021·0 cites·10 claims
- 0748US11058996B2Porous hollow fiber membraneTORAY INDUSTRIES·Filed 2017·Granted Jul 13, 2021·0 cites·18 claims
- 0848US9174174B2Separation membrane and method for producing the sameKOMORI KENJI·Filed 2009·Granted Nov 3, 2015·0 cites·14 claims
- 0946US10702834B2Separation membrane and method for producing sameTORAY INDUSTRIES·Filed 2015·Granted Jul 7, 2020·0 cites·6 claims
- 1042US2018057974A1Hollow fiber membrane manufacturing methodTORAY INDUSTRIES·Filed 2016·Application pending·0 cites
- 1141US2003094409A1Hollow fiber membrane and method of producing the sameTORAY INDUSTRIES·Filed 2002·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Toshiyuki Ishizaki files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →